Glasspool Mimic // Glasspool Shore, and Wispweaver Angel

Prerequisites

• Glasspool Mimic // Glasspool Shore in hand
• Wispweaver Angel on the battlefield

Steps

1. Cast Glasspool Mimic by paying its mana cost, choosing to have it enter the battlefield as a copy of Wispweaver Angel When Glasspool Mimic enters the battlefield, it triggers, blinking Wispweaver Angel
2. When Wispweaver Angel enters the battlefield, it triggers, blinking Glasspool Mimic
3. Choose to have Glasspool Mimic enter the battlefield as a copy of Wispweaver Angel
4. Repeat from step 2

Results

• Infinite ETB
• Infinite LTB